Security

Change SSH Port from Default – Cent OS 6, Ubuntu 14.04, Fedora 20

Changing the SSH port from the default running Port (ie Port 22) will strengthen the security and prevent lot of direct shell attacs to a server or virtual host running on Linux (Cent OS 6, Ubuntu 14.04, Ubuntu 12.04 or a Fedora 20 / 19). It adds another layer of security to the server and …

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Firewall for Ubuntu 11.10

A firewall management applicaiton is necessary in everyday computing. The ‘online security risks’ are increased now a days. If you are using ubuntu 11.1o there are lot options to controll your firewal. iptables provides more advanced security. The ‘netfilter‘ packet filtering system is built in into the Linux Kernel by default. A user can configure …

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